Sunday's Notebook

September 8, 1986

Some attractive features of a proposal to build a $300 million sports stadium and office complex in downtown Phoenix, Ariz., vanished when San Francisco-based developer Michael Blumenthal merged his bid with others, according to a newspaper in Phoenix, the Arizona Republic. An investors' team headed by Blumenthal and partner Martin Stone, who owns the Phoenix Firebirds of the Class AAA Pacific Coast League, has been given the exclusive right to negotiate for the long-planned stadium.